package com.campus.happy;
import java.io.File;


public class FileUtils {
	public static boolean deleteDir(File dir) {
	        if (dir.isDirectory()) {
	            String[] children = dir.list();
	//递归删除目录中的子目录下
	            for (int i=0; i<children.length; i++) {
	                boolean success = deleteDir(new File(dir, children[i]));
	                if (!success) {
	                    return false;
	                }
	            }
	        }
	        // 目录此时为空，可以删除
	        return dir.delete();
	    }
}
